1 //------------------------------------------------------------------------------ 2 // Copyright (c) 2001-2002, OpenBeOS 3 // 4 // Permission is hereby granted, free of charge, to any person obtaining a 5 // copy of this software and associated documentation files (the "Software"), 6 // to deal in the Software without restriction, including without limitation 7 // the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 // and/or sell copies of the Software, and to permit persons to whom the 9 // Software is furnished to do so, subject to the following conditions: 10 // 11 // The above copyright notice and this permission notice shall be included in 12 // all copies or substantial portions of the Software. 13 // 14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 19 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 20 // DEALINGS IN THE SOFTWARE. 21 // 22 // File Name: MessageRunner.h 23 // Author: Ingo Weinhold (bonefish@users.sf.net) 24 // Description: A BMessageRunner periodically sends a message to a 25 // specified target. 26 //------------------------------------------------------------------------------ 27 #ifndef _MESSAGE_RUNNER_H 28 #define _MESSAGE_RUNNER_H 29 30 #include <Messenger.h> 31 32 class BMessageRunner { 33 public: 34 BMessageRunner(BMessenger target, const BMessage *message, 35 bigtime_t interval, int32 count = -1); 36 BMessageRunner(BMessenger target, const BMessage *message, 37 bigtime_t interval, int32 count, BMessenger replyTo); 38 virtual ~BMessageRunner(); 39 40 status_t InitCheck() const; 41 42 status_t SetInterval(bigtime_t interval); 43 status_t SetCount(int32 count); 44 status_t GetInfo(bigtime_t *interval, int32 *count) const; 45 46 47 private: 48 BMessageRunner(const BMessageRunner &); 49 BMessageRunner &operator=(const BMessageRunner &); 50 51 void InitData(BMessenger target, const BMessage *message, 52 bigtime_t interval, int32 count, BMessenger replyTo); 53 status_t SetParams(bool resetInterval, bigtime_t interval, bool resetCount, 54 int32 count); 55 56 virtual void _ReservedMessageRunner1(); 57 virtual void _ReservedMessageRunner2(); 58 virtual void _ReservedMessageRunner3(); 59 virtual void _ReservedMessageRunner4(); 60 virtual void _ReservedMessageRunner5(); 61 virtual void _ReservedMessageRunner6(); 62 63 int32 fToken; 64 uint32 _reserved[6]; 65 }; 66 67 #endif // _MESSAGE_RUNNER_H 68